Custom LiFePO4 battery packs, engineered and built in-house
Redway designs and manufactures energy storage and industrial battery packs for original equipment manufacturers. Designs are developed for manufacturability and performance, with an emphasis on keeping cost down.
- Private label & ODM
- Samples before mass production
- Workmanship warranty


Over 12 years of OEM/ODM experience
With more than 12 years of industry experience, Redway is a well-established and trusted custom battery pack manufacturer, providing engineering capabilities from concept through production. Our manufacturing facilities and headquarters are based in Shenzhen, Dongguan and Sichuan, China.
We specialise in the custom design and manufacture of energy storage and industrial battery packs for original equipment manufacturers from a spectrum of industries. Along with proven expertise, we extend our clients an industry-leading warranty on workmanship.
Redway OEM service work flow
Eight steps from your first enquiry to the shipment arriving at your designated location.
Inquiry
Experienced sales representatives review the documents you submit and evaluate the requirement.
Evaluation
Our engineering department develops the best solution for your application.
Specification verification
Engineers send the proposed solution through your sales contact for you to verify.
Quotation
Once you confirm the solution, we send a formal estimate including all related fees.
Sample production
Sample batteries are produced before mass production so you can test them.
Price verification
After the samples and final design are approved, you receive the final price for verification.
Production schedule
When the order is paid, your sales representative confirms the production timeframe.
Shipment
Batteries are shipped to your designated location.
Capabilities and advantages
Capabilities
- Custom manufacturing capability
- Ultrasonic welding
- Resistance welding
- Capacitance discharge welding
- Custom cable assemblies
- Small and large volume capability
- Prototyping capability
- Circuit board design (battery related)
- Contract manufacturing (battery related devices)
- In-house design capabilities (CAD)
Advantages
- Assembly solutions
- Molded plastic cases
- ISO 9001:2015 certified
- Computerized milling machines
- In-house engineering
- Reverse engineering
- DFM review
- Solutions-oriented sales staff
- Technical advice and follow-up
- Engineering, R&D and sales follow every order after the first shipment
Tell us what you need to power
Share the voltage, capacity, dimensions, discharge current, communication protocol and expected volume. A sales engineer replies with a proposed solution and the next steps.
- Fast technical review of drawings, datasheets or a sample of the battery you are replacing.
- Samples first: approve performance before mass production.
- Prefer email? Write to [email protected] or call +86 189 7608 1534.
Questions OEM buyers ask
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Read the articleFAQs of Custom Lithium Battery Module OEM
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Read the articleOEM & sourcing guides
How a private-label project actually runs, from specification to container.
Start a private-label project
Send the specification — voltage, current, enclosure, connector and protocol — and we will confirm feasibility, MOQ and lead time.